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Run results for: toFixed vs toPrecision vs Math.round() vs Math.floorfast vs new Math.trunc vs numeraljs

Comparing performance of: toFixed(4) vs toPrecision(4).toString() vs (Math.round(*10000)/10000).toString() vs Math.floor fast vs the new Math.trunc

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Run details:
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_6) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/14.0.3 Safari/605.1.15
Safari 14
Mac OS X 10.15.6
Desktop
3 years ago
Test name Executions per second
toFixed(4) someFloat.toFixed(4); someFloat.t 5881193.0 Ops/sec
toPrecision(4).toString() 4739472.0 Ops/sec
(Math.round(*10000)/10000).toString() 4675022.0 Ops/sec
Math.floor fast 12324940.0 Ops/sec
Math.trunc 4709398.0 Ops/sec
numeraljs 483498.4 Ops/sec
Website performance monitoring
HTML Preparation code:
Script Preparation code:
Tests:

  • toFixed(4) someFloat.toFixed(4); someFloat.t

  • toPrecision(4).toString()

  • (Math.round(*10000)/10000).toString()

  • Math.floor fast

  • Math.trunc

  • numeraljs